#VU48204 OS Command Injection in Salt - CVE-2020-16846
Published: November 6, 2020 / Updated: December 12, 2022
Vulnerability identifier: #VU48204
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:A/U:Green
CVE-ID: CVE-2020-16846
CWE-ID: CWE-78
Exploitation vector: Remote access
Exploit availability:
The vulnerability is being exploited in the wild
Vulnerable software:
Salt
Salt
Software vendor:
SaltStack
SaltStack
Description
The vulnerability allows a remote attacker to execute arbitrary shell commands on the target system.
The vulnerability exists due to improper input validation in SaltStack Salt when processing API requests. A remote attacker can send specially crafted request to the server and execute arbitrary OS commands on the target system.
Successful exploitation of the vulnerability requires that SSH client is enabled.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Remediation
Install updates from vendor's website.
External links
- http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00029.html
- https://github.com/saltstack/salt/releases
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TPOGB2F6XUAIGFDTOCQDNB2VIXFXHWMA/
- https://www.saltstack.com/blog/on-november-3-2020-saltstack-publicly-disclosed-three-new-cves/